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WSP USA

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Dr. Axel Nitschke, Ph.D., P.E.

WSP USA

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RE: Micro vs Macro Fiber Reinforced Concrete

Posted By Axel Nitschke 04-05-2018 11:07 AM
Found In Egroup: Horizontal/Subsurface Infrastructure & Transportation \ view thread
It depends on what structural purpose the fibers are supposed to serve. Simplified: micro-fibers improve your early strength properties (i.e. help against shrinkage cracks); macro fibers improve the properties of the hardened concrete (i.e. provide tensile strength and toughness primarily post-cracking). ...